2557173824

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{110681}}^1$

素因数の和:110731

約数の個数: 42

約数和(自身を含む): 5355569934

約数和(自身を除く): 2798396110

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 608, 722, 1216, 1444, 2888, 5776, 11552, 23104, 110681, 221362, 442724, 885448, 1770896, 2102939, 3541792, 4205878, 7083584, 8411756, 16823512, 33647024, 39955841, 67294048, 79911682, 134588096, 159823364, 319646728, 639293456, 1278586912, 2557173824]

約数ペア:

[(1, 2557173824), (2, 1278586912), (4, 639293456), (8, 319646728), (16, 159823364), (19, 134588096), (32, 79911682), (38, 67294048), (64, 39955841), (76, 33647024), (152, 16823512), (304, 8411756), (361, 7083584), (608, 4205878), (722, 3541792), (1216, 2102939), (1444, 1770896), (2888, 885448), (5776, 442724), (11552, 221362), (23104, 110681)]